Sustainability is not an option; it's a necessity for the future of farming.
数学不是一项观赏性运动。
技术在减少排放方面的作用再怎么强调也不为过。
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.
当一个人炫耀他自己的智慧时,往往倒会误入歧途。